A magnitude ML 0.9 earthquake occured in region: 4 km SW Arquata del Tronto (AP), on
and geographic coordinates (lat, lon) 42.7400, 13.2760 at 10 km depth.
The earthquake was located by: Sala Sismica INGV-Roma.
Search earthquakes: Any within 30 km radius
The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Arquata del Tronto | AP | 4 | 1178 | 1178 |
Accumoli | RI | 5 | 667 | 1845 |
Acquasanta Terme | AP | 11 | 2916 | 4761 |
Amatrice | RI | 12 | 2657 | 7418 |
Montegallo | AP | 12 | 523 | 7941 |
Norcia | PG | 16 | 4957 | 12898 |
Cittareale | RI | 17 | 482 | 13380 |
Valle Castellana | TE | 18 | 977 | 14357 |
Montemonaco | AP | 18 | 604 | 14961 |
Castelsantangelo sul Nera | MC | 20 | 281 | 15242 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2024-05-14 22:50:26 |
42.7402 | 13.2762 | 10 | 2024-05-14 23:06:39 |
Sala Sismica INGV-Roma | 127722031 |
Field | Value |
---|---|
Time (UTC) | 2024-05-14 22:50:26 ± 0.07 |
Latitude | 42.7402 ± 0.0036 |
Longitude | 13.2762 ± 0.0073 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 127722031 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 611 |
Semi-minor axis of confidence ellipse (meter) | 212 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 250 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 610.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 117 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.15 |
Epicentral distance of station closest to the epicenter (degree) | 0.11781 |
Epicentral distance of station farthest from the epicenter (degree) | 0.35523 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.4 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 127722031 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2024-05-14 23:06:39 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CSP1.EHZ. | 2024-05-14T22:50:39.83 | 0.6 | undecidable | manual | S | 352 | 39.4272 | 50 | 0.25 | 46 |
IV.TERO.HHZ. | 2024-05-14T22:50:36.73 | 0.6 | undecidable | manual | S | 116 | 29.748 | 50 | -0.26 | 47 |
IV.RM33.EHZ. | 2024-05-14T22:50:35.96 | 0.6 | undecidable | manual | S | 191 | 26.1516 | 110 | 0 | 49 |
IV.MMO1.EHZ. | 2024-05-14T22:50:33.38 | 0.6 | undecidable | manual | S | 13 | 18.1707 | 118 | -0.05 | 50 |
IV.CSP1.EHZ. | 2024-05-14T22:50:33.87 | 1.0 | positive | manual | P | 352 | 39.4272 | 50 | -0.09 | 24 |
IV.NRCA.HHZ. | 2024-05-14T22:50:32.71 | 0.6 | undecidable | manual | S | 308 | 16.7721 | 120 | -0.3 | 47 |
IV.TERO.HHZ. | 2024-05-14T22:50:32.34 | 1.0 | undecidable | manual | P | 116 | 29.748 | 50 | -0.12 | 24 |
IV.RM33.EHZ. | 2024-05-14T22:50:31.90 | 1.0 | undecidable | manual | P | 191 | 26.1516 | 110 | 0.02 | 25 |
IV.SMA1.EHZ. | 2024-05-14T22:50:31.84 | 0.6 | undecidable | manual | S | 158 | 13.0758 | 127 | -0.1 | 50 |
IV.NRCA.HHZ. | 2024-05-14T22:50:30.20 | 0.1 | negative | manual | P | 308 | 16.7721 | 120 | 0.03 | 100 |
IV.MMO1.EHZ. | 2024-05-14T22:50:30.58 | 1.0 | undecidable | manual | P | 13 | 18.1707 | 118 | 0.17 | 24 |
IV.SMA1.EHZ. | 2024-05-14T22:50:29.85 | 0.3 | positive | manual | P | 158 | 13.0758 | 127 | 0.3 | 71 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SMA1.EHE. | ML:0.6 | 0.00003875 | 0.56 | AML | other | m | 2024-05-14T22:50:32.65 |
IV.SMA1.EHN. | ML:0.5 | 0.00003335 | 0.32 | AML | other | m | 2024-05-14T22:50:32.72 |
IV.NRCA.HHN. | ML:1.1 | 0.0001142 | 0.88 | AML | other | m | 2024-05-14T22:50:32.95 |
IV.NRCA.HHE. | ML:1.2 | 0.00013550000000000001 | 1.86 | AML | other | m | 2024-05-14T22:50:33.95 |